Portable heat sealer



FIG. 1 is a reduced perspective view of a portable heat sealer showing my new design, the movable heat sealer arm being in the open upward position;

FIG. 2 is an enlarged perspective view, the movable heat sealer arm in the sealing position;

FIG. 3 is a top plan view of FIG. 2;

FIG. 4 is a side elevational view taken from the left of FIG. 2;

FIG. 5 is a side elevational view taken from the right of FIG. 2;

FIG. 6 is an enlarged rear perspective view of FIG. 2;

FIG. 7 is a reduced bottom plan view of FIG. 2. 

The ornamental design for a portable heat sealer, substantially as shown and described. 